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Home >> Mazda >> 2021 >> 3 Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Collision/Avoidance >> On-Board Diagnostic - Vehicle Control Module (1 Of 2) >> DTC B14F7-04: 360° View Monitor Control Module Internal Malfunction [Vehicle Control Module] >> With Parking Assist Unit (Optical) >> Outline

With Parking Assist Unit (Optical): Outline

DTC B14F7:04 [VEHICLE CONTROL MODULE] DETECTION CONDITION AND POSSIBLE CAUSE - WITH PARKING ASSIST UNIT (OPTICAL)

System malfunction location Parking assist unit (optical) internal malfunction
Detection condition
  • The vehicle control module (VCM) detects a parking assist unit (optical) internal malfunction for 15 s.
Fail-safe (See DTC TABLE [VEHICLE CONTROL MODULE (US)] .)
Possible cause
  • Parking assist unit (optical) stores DTCs.
    • Parking assist unit (optical) connector or terminal malfunction
    • Rear mount camera connector or terminal malfunction
    • Open circuit in rear mount camera circuit
    • Rear mount camera malfunction
      • Parking assist unit (optical) malfunction
  • Vehicle control module (VCM) malfunction (built into body control module (BCM))
System wiring diagram Not applicable
Connector diagram Not applicable